12375304443 has 8 divisors (see below), whose sum is σ = 18333784400. Its totient is φ = 8250202944.

The previous prime is 12375304421. The next prime is 12375304481. The reversal of 12375304443 is 34440357321.

12375304443 is a `hidden beast` number, since 12 + 37 + 530 + 44 + 43 = 666.

It is not a de Polignac number, because 12375304443 - 2⁶ = 12375304379 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12375304398 and 12375304407.

It is not an unprimeable number, because it can be changed into a prime (12375304043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229172278 + ... + 229172331.

It is an arithmetic number, because the mean of its divisors is an integer number (2291723050).

Almost surely, 2^12375304443 is an apocalyptic number.

12375304443 is a deficient number, since it is larger than the sum of its proper divisors (5958479957).

12375304443 is an equidigital number, since it uses as much as digits as its factorization.

12375304443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458344618 (or 458344612 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The spelling of 12375304443 in words is "twelve billion, three hundred seventy-five million, three hundred four thousand, four hundred forty-three".